4 Utility Patents
#330 in Qingdao
#33,688 in China
Forward Citations = 0
Company Filing History:
Haier Smart Home Co., Ltd.
Qingdao Haier Refrigerator Co., Ltd.
China University of Petroleum
4. 1 out of 1
Qingdao Lanketu Membrane Materials Co., Ltd
where one patent can have more than one assignee
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